US5141323AExpiredUtility

Color measurement system

Assignee: HEIDELBERGER DRUCKMASCH AGPriority: Sep 9, 1988Filed: Sep 11, 1989Granted: Aug 25, 1992

Est. expirySep 9, 2008(expired)· nominal 20-yr term from priority

Inventors:Helmut Kipphan Gerhard Loffler

B41F 33/0027G01J 3/51

PatentIndex Score

Cited by

References

Claims

Abstract

Color measurement system for offset printing, having a bridge for spanning an original which is to be measured and a color-measuring device movably disposed on the bridge, the color-measuring device comprising a first three-color simultaneous measuring head for densitometric measurement, and a second three-color simultaneous measuring head for colorimetric measurement.

Claims

exact text as granted — not AI-modified

What is claimed is: 
     
       1. Color measurement system for offset printing, having a bridge for spanning an original which is to be measured and a color-measuring device movably disposed on the bridge, the color-measuring device comprising a first three-color simultaneous measuring head for densitometric measurement, and a second three-color simultaneous measuring head for colorimetric measurement. 
     
     
       2. Color measurement system for offset printing having a bridge for spanning an original which is to be measured, and a color-measuring device movably disposed on the bridge, the color-measuring device comprising a simultaneous measuring head with six optoelectric receivers, and three color filters for densitometric measurement and three color filters for colorimetric measurement, all of said filters, respectively, being disposed in optical paths of said six optoelectric receivers.

Join the waitlist — get patent alerts

Track US5141323A — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.